Home / 949,576.83-1,310,431.65-519,849.87

Finding the Fourth Proportional to 949,576.83, 1,310,431.65 and 519,849.87

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Solution

The fourth proportional to 949,576.83, 1,310,431.65 and 519,849.87 is: 717,401.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,576.83 : 1,310,431.65 = 519,849.87 : x
  2. Step 2: Convert to fraction form
    949,576.83/1,310,431.65 = 519,849.87/x
  3. Step 3: Cross multiply
    949,576.83x = 1,310,431.65 × 519,849.87
  4. Step 4: Simplify right side
    949,576.83x = 681,227,722,896.39
  5. Step 5: Solve for x
    x = 681,227,722,896.39/949,576.83
  6. Step 6: Final answer
    x = 717,401.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.